}

    /**
     * Adds a filter to the query processing chain.
     * The filter chain is recreated after adding the filter.
     *
     * @param filter the filter to add
     */
    public void addFilter(final Filter filter) {
        filterList.add(filter);
        createFilterChain();
    }

    /**
     * Creates the filter chain by combining all registered filters.

    /**
     * Adds a boost function with a filter to modify document scoring during search.
     * This method adds a boost function that applies only to documents matching the filter.
     *
     * @param filter the query filter to determine which documents the boost applies to
     * @param scoreFunction the score function to add for boosting
     */
    public void addBoostFunction(final QueryBuilder filter, final ScoreFunctionBuilder<?> scoreFunction) {

     * concurrent searches across multiple searchers and fuses the results.
     *
     * @param query the search query string
     * @param params search request parameters including pagination and filters
     * @param userBean optional user information for personalized search
     * @return list of search result documents with fused ranking scores
     */

        stream(conditions.get(SearchRequestParams.AS_OCCURRENCE))
                .of(stream -> stream.filter(this::isOccurrence).findFirst().ifPresent(q -> queryBuf.insert(0, q + ":")));

        stream(conditions.get(SearchRequestParams.AS_Q))
                .of(stream -> stream.filter(q -> StringUtil.isNotBlank(q) && q.length() <= maxQueryLength)
                        .forEach(q -> queryBuf.append(' ').append(q)));

        }
        for (var i = 0; i < state.filters.extraQueries.length; i++) {
            params += '&ex_q=' + encodeURIComponent(state.filters.extraQueries[i]);
        }
        return params;
    }

    /**
     * Reset all filters
     */
    function resetFilters() {
        state.filters.labels = [];
        state.filters.extraQueries = [];

            final Consumer<SearchRequestBuilder> cb = builder -> {
                final QueryBuilder queryBuilder = QueryBuilders.boolQuery()
                        .filter(QueryBuilders.termsQuery(OpenSearchAccessResult.SESSION_ID, sessionIdList))
                        .filter(QueryBuilders.termQuery(OpenSearchAccessResult.STATUS, org.codelibs.fess.crawler.Constants.OK_STATUS));
                builder.setQuery(queryBuilder);

                final List<String> urlList = split(startUrls.toString(), "\n")
                        .get(stream -> stream.map(String::trim).filter(StringUtil::isNotBlank).collect(Collectors.toList()));

                final String webUrls = urlList.stream()
                        .filter(s -> Arrays.stream(webProtocols).anyMatch(p -> s.startsWith(p)))
                        .collect(Collectors.joining("\n"));

                }
            }
        }
        return true;
    }

    /**
     * Stores child URLs from the given set into the crawling queue for future processing.
     * This method filters out blank URLs and increments the depth for child URLs.
     *
     * @param urlQueue the parent URL queue item
     * @param childUrlSet the set of child URLs to be queued for crawling
     */

                    }
                }
            };

            // Parse filter parameters
            final Map<String, String[]> fields = parseFieldFilters(request);
            final String[] extraQueries = parseExtraQueries(request);

            // Stream the response using enhanced flow (use legacy method when no filters for backward compatibility)
            final ChatResult result;

ncy","baseline-shift","begin","bias","by","class","clip","clippathunits","clip-path","clip-rule","color","color-interpolation","color-interpolation-filters","color-profile","color-rendering","cx","cy","d","dx","dy","diffuseconstant","direction","display","divisor","dur","edgemode","elevation","end","exponent","fill","fill-opacity","fill-rule","filter","filterunits","flood-color","flood-opacity","font-family","font-size","font-size-adjust","font-stretch","font-style","font-variant","font-weight",...